{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "arguments": ["supported platform", "common vulnerabilities and exposures", "patch number", "vulnerable system version", "vulnerable system", "releaser", "issues addressed", "vulnerability", "patch", "time"]}], "input": "The patched vulnerability has now received CVE number CVE -2018-15979 “ to reflect that the patch is available ” ."}
{"patch vulnerability": []}